Easy Mobile App Developer questions
34 questions · 5 points each for a correct first answer.
- 1.Android activity start orderandroid, lifecycleeasy
- 2.Network calls on the main threadthreading, performanceeasy
- 3.Safely unwrapping a Swift optionalswift, optionalseasy
- 4.Kotlin Elvis operatorkotlin, null-safetyeasy
- 5.StatelessWidget or StatefulWidgetflutter, stateeasy
- 6.When to ask for permissionspermissions, uxeasy
- 7.Showing a long listui-performance, listseasy
- 8.Where to store an auth tokenmobile-securityeasy
- 9.Kotlin val with a mutable listkotlin, kotlin-basicseasy
- 10.Swift struct assignment copiesswift, value-typeseasy
- 11.Swift class shared referenceswift, reference-typeseasy
- 12.Kotlin data class equalitykotlin, data-classeseasy
- 13.Compose modifier orderjetpack-compose, layouteasy
- 14.Layering views in SwiftUIswiftui, layouteasy
- 15.Flutter hot reload vs restartflutter, developer-toolseasy
- 16.Why list items need keysreact-native, listseasy
- 17.What AndroidManifest.xml is forandroid, app-configurationeasy
- 18.Crash when asking for the cameraios, permissionseasy
- 19.Why use dp and pointsui-layout, screen-sizeseasy
- 20.Sharing text to any appandroid, intentseasy
- 21.Reading another app's filesmobile-security, storageeasy
- 22.Saving a theme preferencelocal-storageeasy
- 23.Decoding JSON with extra keysswift, json-parsingeasy
- 24.launch vs async in coroutineskotlin-coroutineseasy
- 25.What await means in Swiftswift-concurrencyeasy
- 26.What a push token is forpush-notificationseasy
- 27.Play Console rejects the build versionapp-release, androideasy
- 28.Why apps are code signedapp-release, mobile-securityeasy
- 29.Icon button read as just buttonaccessibilityeasy
- 30.Minimum touch target sizeaccessibility, ui-designeasy
- 31.Dart null-aware operatorsdart, null-safetyeasy
- 32.Calling setCount twicereact-native, react-stateeasy
- 33.Testing speed on a debug buildperformance, testingeasy
- 34.Supporting dark mode properlytheming, ui-designeasy